On 10/22/2009 04:44 AM, Sukadev Bhattiprolu wrote:>>>> "3" is number of arguments.>> To me, it is a version number.>> mmap() and mmap2() both have 6 parameters.>

You keep bringing this up. mmap2() is (a) a non-user-visible call; (b) an exception (a mistake, if you want.)

> Besides if wait4() were born before wait3(), would it still be wait4() :-)

Yes. wait3() came before wait4(), but there never was a wait2().

> But I see that it is hard to get one-convention-that-fits-all.>>> It's better than "extended" or something>> like that simply because "extended" just means "more than", and a number>> at least tells you *how much more than*.>> And extended assumes we wont extend again.